The cruise industry has grown exponentially during recent times. The modern cruise industry is also one of the most outstanding examples of globalization, with an increasing number of ports of call and destinations around the globe. Along with economic, social and financial benefits, are environmental issues that have had negative impact on countries. The environmental sustainability of the cruise line industry, as seen through the lenses of Falmouth Pier port of call is the interest of this study. Using qualitative case studies, a semi-structured interview was administered to an excess of thirty respondents from the Falmouth Pier. Along with a comprehensive review of extant literature, the findings revealed that substantial measures are taken against the destruction of the marine environment, however, more can be done to ensure greater efficiency. It is recommended that the industry adopts a go-green policy and an eco-friendlier approach to its operation.